
	#ReturnTopBtn{ /*返回顶部按钮样式*/
		height:40px;
		width:40px;
		position:fixed;/*相对于浏览器窗口定位，防止滑动*/
		right:6px;
		top:468px;
		border-radius:20px;
		border:1px #ccc solid;
		box-shadow:0 0 8px #ccc;
		z-index:20;
		font-size:40px;
		text-align:center;
		line-height:40xp;
		font-family:"微软雅黑";
		cursor:pointer;
		display:none;
	}
	#ReturnTopMar{
		font-size:18px;
		text-align:left;
		line-height:40px;
		font-family:"微软雅黑";
		float:left;
		display:none;
	}
	#ReturnTopFont{
		color:#ccc;
	}
	#ReturnTopBtn:hover{ /*鼠标悬停样式*/
		border:3px #86B2E9 solid;
		width:110px;
		background:rgba(99,184,255,0.5);
	}
	#ReturnTopBtn:hover #ReturnTopMar{
		display:inline-block;
	}
	#ReturnTopBtn:hover #ReturnTopFont{
		color:#4169E1;
	}